private void btnGenerate_Click(object sender, EventArgs e)
{
double monthlyfee;
// Existence checks
if (txtMonthlyFee.Text.Trim() == string.Empty)
{
MessageBox.Show("Enter Monthly Fee", Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
txtMonthlyFee.Focus();
return;
}
//Type Check
if (double.TryParse(txtMonthlyFee.Text, out monthlyfee) == false)
{
MessageBox.Show("Enter a number for Fee.", Text, MessageBoxButtons.OK, MessageBoxIcon.Information);
txtMonthlyFee.Focus();
return;
}
else // All checks are satisfied
{
InvoiceReceipt InvoicePayment = new InvoiceReceipt();
InvoicePayment.SetSubscriberID((int)NUDSubID.Value);
InvoicePayment.SetMonthlyFee(double.Parse(txtMonthlyFee.Text));
InvoicePayment.SetRenewalDate(DTPRenewalDate.Value);
lstInvoice.Items.Add(lstInvoiceFetch(InvoicePayment));
SendStatusUpdate(true, "Records Generated!", "success");
}
}
private ListViewItem lstInvoiceFetch(InvoiceReceipt xInvoice)
{
ListViewItem lstInvoice = new ListViewItem(xInvoice.GetSubscriberID().ToString());
lstInvoice.SubItems.Add(xInvoice.GetMonthlyBill().ToString());
lstInvoice.SubItems.Add(xInvoice.GetRenewalDate().ToLongDateString());
return(lstInvoice);
}